CVE-2023-34213 Second Order Command-injection Vulnerability in the Key-generation Function
Attackers can execute remote code on Moxa TN-5900 switches via command injection in the key-generation function due to insufficient input validation.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-34213?
CVE-2023-34213 is a high-severity command injection vulnerability in Moxa TN-5900 Series, published on 17 Aug 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
TN-5900 Series firmware versions v3.3 and prior are vulnerable to command-injection vulnerability. This vulnerability stems from insufficient input validation and improper authentication in the key-generation function, which could potentially allow malicious users to execute remote code on affected devices.
Which versions are affected by CVE-2023-34213?
It affects 1 product.
Products include Moxa Tn-5900 Firmware.
How do I fix CVE-2023-34213?
No fix has been published for CVE-2023-34213 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2023-34213 being exploited?
There is no known exploitation of CVE-2023-34213 in the wild and no public exploit code.
Other vulnerabilities in Moxa TN-5900 Series
- CVE-2021-46560 Command injection in n/a
- CVE-2023-33237 Authentication Bypass Without Administrator Privilege
- CVE-2021-46559 Weak cryptography in n/a
- CVE-2023-34215 Second Order Command-injection Vulnerability in the Certificate-generation Function
- CVE-2023-3336 TN-5900 Series User Enumeration Vulnerability
Sources
Also known as GHSA-xhr8-xhpc-4f2q.